190085773 has 2 divisors, whose sum is σ = 190085774. Its totient is φ = 190085772.

The previous prime is 190085741. The next prime is 190085803. The reversal of 190085773 is 377580091.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 140707044 + 49378729 = 11862^2 + 7027^2 .

It is a cyclic number.

It is not a de Polignac number, because 190085773 - 2⁵ = 190085741 is a prime.

It is a super-2 number, since 2×190085773² = 72265202194015058, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (190085713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95042886 + 95042887.

It is an arithmetic number, because the mean of its divisors is an integer number (95042887).

Almost surely, 2^190085773 is an apocalyptic number.

It is an amenable number.

190085773 is a deficient number, since it is larger than the sum of its proper divisors (1).

190085773 is an equidigital number, since it uses as much as digits as its factorization.

190085773 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52920, while the sum is 40.

The square root of 190085773 is about 13787.1597147491. The cubic root of 190085773 is about 574.9762036781.

The spelling of 190085773 in words is "one hundred ninety million, eighty-five thousand, seven hundred seventy-three".